List of Chief Judges of the New York Court of Appeals
Chief Judges since 1974

Name
Took office
Left office
Notes
Lawrence H. Cooke
January 23, 1979
December 31, 1984
First Chief Judge appointed by the Governor under constitutional amendment of 1977; age-limited
Sol Wachtler
January 2, 1985
November 11, 1992
Resigned
Richard D. Simons (acting)
November 17, 1992
March 22, 1993
Acted until the appointment of a successor
Judith S. Kaye
March 23, 1993
December 31, 2008
Reached mandatory retirement age; Chief Judge with the longest tenure (more than 15 years), only Chief Judge to complete a 14-year term
Jonathan Lippman
February 11, 2009
December 31, 2015
-
Eugene F. Pigott, Jr. (acting)
January 1, 2016
January 21, 2016
-
Janet DiFiore
January 21, 2016
incumbent
-

Question: How long did Jonathan Lippman serve as the Chief Judge?
Answer: Jonathan Lippman served 6 years as Chief Judge of the New York Court of Appeals from 2009 through 2015.